Overview

overview

8

Static

static

3

MasterstrapSetup.exe

windows10-2004-x64

7

MasterstrapSetup.exe

windows11-ltsc_2024-x64

8

Sharing

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General

  • Target
    MasterstrapSetup.exe
  • Size 7.9MB
  • Sample260804-canh1sbb26
  • SHA256 a12304d3ed387954d8acfe31b29abb1674c0708b5abcf69d8cb04f22c3fcb3c0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarediscoverypersistenceransomwarespyware

Malware Config

Targets

    • Target
      MasterstrapSetup.exe
    • Size 7.9MB
    • SHA256 a12304d3ed387954d8acfe31b29abb1674c0708b5abcf69d8cb04f22c3fcb3c0
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    discoveryadwarepersistenceransomwarespyware

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

      persistence

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks